American S.W. Aboriginal Small Earthenware Jar w. Incised Motif (Hay)

Up for sale from a recent estate in Honolulu Hawaii, this South West American Aboriginal low-fired pot with incised motif.  An appraiser inspected the item but was not able to make a definite statement about the origin of the item.  The collection held many items from Asia and S.E. Asia but there were also a couple piece from S.W. US.  If you have any additional information please

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